Decimal-point mechanisms Analogous mechanisms for non-decimal notations

Patents Grantslast 30 patents

  • Information Patent Grant

    Comma printing mechanism

    • Patent number 3,946,666
    • Issue date Mar 30, 1976
    • Ricoh Co., Ltd.
    • Shizuo Yokoyama
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    3878777

    • Patent number 3,878,777
    • Issue date Apr 22, 1975
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    3875858

    • Patent number 3,875,858
    • Issue date Apr 8, 1975
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    3780649

    • Patent number 3,780,649
    • Issue date Dec 25, 1973
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    3693871

    • Patent number 3,693,871
    • Issue date Sep 26, 1972
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    3685041

    • Patent number 3,685,041
    • Issue date Aug 15, 1972
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    3637987

    • Patent number 3,637,987
    • Issue date Jan 25, 1972
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    3620446

    • Patent number 3,620,446
    • Issue date Nov 16, 1971
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    3603252

    • Patent number 3,603,252
    • Issue date Sep 7, 1971
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    3595473

    • Patent number 3,595,473
    • Issue date Jul 27, 1971
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    3552310

    • Patent number 3,552,310
    • Issue date Jan 5, 1971
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    3544000

    • Patent number 3,544,000
    • Issue date Dec 1, 1970
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    3526887

    • Patent number 3,526,887
    • Issue date Sep 1, 1970
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    3455504

    • Patent number 3,455,504
    • Issue date Jul 15, 1969
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    3450042

    • Patent number 3,450,042
    • Issue date Jun 17, 1969
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    3432094

    • Patent number 3,432,094
    • Issue date Mar 11, 1969
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    3427963

    • Patent number 3,427,963
    • Issue date Feb 18, 1969
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    3410484

    • Patent number 3,410,484
    • Issue date Nov 12, 1968
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    3383036

    • Patent number 3,383,036
    • Issue date May 14, 1968
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    3262385

    • Patent number 3,262,385
    • Issue date Jul 26, 1966
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    3260449

    • Patent number 3,260,449
    • Issue date Jul 12, 1966
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    3241756

    • Patent number 3,241,756
    • Issue date Mar 22, 1966
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    3194495

    • Patent number 3,194,495
    • Issue date Jul 13, 1965
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    3184160

    • Patent number 3,184,160
    • Issue date May 18, 1965
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    3181786

    • Patent number 3,181,786
    • Issue date May 4, 1965
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    3143289

    • Patent number 3,143,289
    • Issue date Aug 4, 1964
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    3138325

    • Patent number 3,138,325
    • Issue date Jun 23, 1964
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    3132582

    • Patent number 3,132,582
    • Issue date May 12, 1964
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    3115828

    • Patent number 3,115,828
    • Issue date Dec 31, 1963
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    3087673

    • Patent number 3,087,673
    • Issue date Apr 30, 1963
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